88 lines
1.7 KiB
JavaScript
88 lines
1.7 KiB
JavaScript
// Copyright 2011 Mark Cavage, Inc. All rights reserved.
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var assert = require('assert-plus')
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var util = require('util')
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var LDAPMessage = require('./message')
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var Protocol = require('../protocol')
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/// --- API
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function AbandonRequest (options) {
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options = options || {}
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assert.object(options)
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assert.optionalNumber(options.abandonID)
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options.protocolOp = Protocol.LDAP_REQ_ABANDON
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LDAPMessage.call(this, options)
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this.abandonID = options.abandonID || 0
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}
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util.inherits(AbandonRequest, LDAPMessage)
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Object.defineProperties(AbandonRequest.prototype, {
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type: {
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get: function getType () { return 'AbandonRequest' },
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configurable: false
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}
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})
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AbandonRequest.prototype._parse = function (ber, length) {
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assert.ok(ber)
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assert.ok(length)
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// What a PITA - have to replicate ASN.1 integer logic to work around the
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// way abandon is encoded and the way ldapjs framework handles "normal"
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// messages
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var buf = ber.buffer
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var offset = 0
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var value = 0
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var fb = buf[offset++]
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value = fb & 0x7F
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for (var i = 1; i < length; i++) {
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value <<= 8
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value |= (buf[offset++] & 0xff)
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}
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if ((fb & 0x80) === 0x80) { value = -value }
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ber._offset += length
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this.abandonID = value
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return true
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}
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AbandonRequest.prototype._toBer = function (ber) {
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assert.ok(ber)
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var i = this.abandonID
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var sz = 4
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while ((((i & 0xff800000) === 0) || ((i & 0xff800000) === 0xff800000)) &&
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(sz > 1)) {
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sz--
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i <<= 8
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}
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assert.ok(sz <= 4)
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while (sz-- > 0) {
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ber.writeByte((i & 0xff000000) >> 24)
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i <<= 8
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}
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return ber
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}
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AbandonRequest.prototype._json = function (j) {
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assert.ok(j)
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j.abandonID = this.abandonID
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return j
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}
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/// --- Exports
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module.exports = AbandonRequest
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